Natural products do spoil. They may even spoil quicker than processed products which may contain preservatives.
To keep it from spoiling
In the start, it was difficult because of spoiling. But now the food is frozen to keep it from spoiling.
Louis Pasteur developed pasteurization in 1864, originally as a way to keep wine and beer from spoiling. Louis Pasteur
To keep food from spoiling and keep it cold.
Louis Pasteur developed pasteurization in 1864, originally as a way to keep wine and beer from spoiling. Louis Pasteur
Louis Pasteur developed pasteurization in 1864, originally as a way to keep wine and beer from spoiling. Louis Pasteur
They cover it in salt. this preserves it.
No, it can't be.
no
Louis Pasteur
To prevent milk from spoiling, store it in the refrigerator at a temperature below 40F, keep it tightly sealed, and use it before the expiration date.
He invented pasturization. A process involving milk and other dairy products to stop from spoiling.